Home › Words › M › milliroentgenmilliroentgenmilliroentgen means A unit of exposure to ionizing radiation, one thousandth of a roentgen.EtymologyFrom milli- + roentgen.nounA unit of exposure to ionizing radiation, one thousandth of a roentgen.e.g.“Mineral residue tested on the bridge and on the banks of the river found levels of radioactivity as high as 10 milliroentgen per hour, about 33 times what Congo considers a tolerable limit.” — 2007 November 8, “Radioactive Dumping Is Reported in Congo”, in New York Times:Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.microrem 76% match — A unit of absorbed radiation equivalent to one millionth of a rem. vs milliroentgen →microrad 75% match — A unit of radiation equal to one millionth of a rad. vs milliroentgen →millirad 69% match — One thousandth of a rad (dose of radiation) vs milliroentgen →rem 66% match — A remark (programming language statement used for documentation). vs milliroentgen →microradian 66% match — A unit of angle equal to one millionth of a radian. vs milliroentgen →milliunit 65% match — A thousandth of a unit. vs milliroentgen →roentgenometer 65% match — A device for measuring radiation. vs milliroentgen →millilux 65% match — A unit of illuminance equal to one thousandth of a lux. vs milliroentgen →